public static void Start()
{
var menu = new Menu("Main", "All menu");
var cafe = new CafeMenu();
var diner = new DinerMenu();
var pancake = new PancakeHouseMenu();
var desert = new DesertMenu();
menu.Add(cafe);
menu.Add(diner);
menu.Add(pancake);
cafe.Add(desert);
var waitress = new Waitress(menu);
waitress.PrintMenu();
"**********************".P();
waitress.PrintVegetarianMenu();
}